A Belt press handles 0.58 MGD of sludge having a solids concentration of 12,350 mg/L. The belt press concentrates the sludge to 25%. All of the water that is removed from the sludge is returned to the headworks of the treatment plant.

Using 1.063 as the specific gravity for the dewatered sludge. In addition, calculate c) the relative percent difference in volume reduction between these two problems.

The answer is 0.3%.

2 answers

What kind of school subject is CENE?
chemical engineering.
I am uncertain on c) as you ask the percent difference between two problems. Somehow, I missed the two problems. Is one of them what I answered yesterday?